UsageMetadata.fromJson constructor

Implementation

factory UsageMetadata.fromJson(Object? j) {
  final json = j as Map<String, Object?>;
  return UsageMetadata(
    promptTokenCount: switch (json['promptTokenCount']) {
      null => 0,
      Object $1 => decodeInt($1),
    },
    cachedContentTokenCount: switch (json['cachedContentTokenCount']) {
      null => 0,
      Object $1 => decodeInt($1),
    },
    responseTokenCount: switch (json['responseTokenCount']) {
      null => 0,
      Object $1 => decodeInt($1),
    },
    toolUsePromptTokenCount: switch (json['toolUsePromptTokenCount']) {
      null => 0,
      Object $1 => decodeInt($1),
    },
    thoughtsTokenCount: switch (json['thoughtsTokenCount']) {
      null => 0,
      Object $1 => decodeInt($1),
    },
    totalTokenCount: switch (json['totalTokenCount']) {
      null => 0,
      Object $1 => decodeInt($1),
    },
    promptTokensDetails: switch (json['promptTokensDetails']) {
      null => [],
      List<Object?> $1 => [
        for (final i in $1) ModalityTokenCount.fromJson(i),
      ],
      _ => throw const FormatException('"promptTokensDetails" is not a list'),
    },
    cacheTokensDetails: switch (json['cacheTokensDetails']) {
      null => [],
      List<Object?> $1 => [
        for (final i in $1) ModalityTokenCount.fromJson(i),
      ],
      _ => throw const FormatException('"cacheTokensDetails" is not a list'),
    },
    responseTokensDetails: switch (json['responseTokensDetails']) {
      null => [],
      List<Object?> $1 => [
        for (final i in $1) ModalityTokenCount.fromJson(i),
      ],
      _ => throw const FormatException(
        '"responseTokensDetails" is not a list',
      ),
    },
    toolUsePromptTokensDetails: switch (json['toolUsePromptTokensDetails']) {
      null => [],
      List<Object?> $1 => [
        for (final i in $1) ModalityTokenCount.fromJson(i),
      ],
      _ => throw const FormatException(
        '"toolUsePromptTokensDetails" is not a list',
      ),
    },
  );
}